Finding the Fourth Proportional to 256,113.63, 353,411.54 and 141,384.82

Step by Step Solution

1. Step 1: Write the proportion equation
   256,113.63 : 353,411.54 = 141,384.82 : x
2. Step 2: Convert to fraction form
   256,113.63/353,411.54 = 141,384.82/x
3. Step 3: Cross multiply
   256,113.63x = 353,411.54 × 141,384.82
4. Step 4: Simplify right side
   256,113.63x = 49,967,026,968.82
5. Step 5: Solve for x
   x = 49,967,026,968.82/256,113.63
6. Step 6: Final answer
   x = 195,097.10